Close

Mercedes-Benz S420 Speedometer Is Not Working

Learn if it's a simple fix or time to seek out a trusted technician.

What are common reasons my Mercedes-Benz S420 has a speedometer that doesn't work?

While there are a variety of reasons your Mercedes-Benz S420 speedometer is not working, the most common 3 are the vehicle speed sensor (VSS), a faulty speedometer, or an electrical issue.
35%
of the time it's
Vehicle Speed Sensor (VSS)
28%
of the time it's
Speedometer
23%
of the time it's
Electrical Issue

Get your Mercedes-Benz issue diagnosed by a professional

Find a high quality auto repair shop or dealer near you
x

Related Mercedes-Benz S420 Questions

See what others are asking about their Mercedes-Benz S420. Get answers from RepairPal's community of auto experts and enthusiasts.
THE ABS LIGHT SAYS ON. AND THE ODOMETER STOPPED WORKING. PLEASE HELP. THANK YOU!
It was not working even before the speedometer stopped working.